Home / 2,821.24-4,232.57-1,435.33

Finding the Fourth Proportional to 2,821.24, 4,232.57 and 1,435.33

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Solution

The fourth proportional to 2,821.24, 4,232.57 and 1,435.33 is: 2,153.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821.24 : 4,232.57 = 1,435.33 : x
  2. Step 2: Convert to fraction form
    2,821.24/4,232.57 = 1,435.33/x
  3. Step 3: Cross multiply
    2,821.24x = 4,232.57 × 1,435.33
  4. Step 4: Simplify right side
    2,821.24x = 6,075,116.94
  5. Step 5: Solve for x
    x = 6,075,116.94/2,821.24
  6. Step 6: Final answer
    x = 2,153.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.